Home / 349,272,002.10-489,697,439.10-349,272,002.10

Finding the Fourth Proportional to 349,272,002.10, 489,697,439.10 and 349,272,002.10

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Solution

The fourth proportional to 349,272,002.10, 489,697,439.10 and 349,272,002.10 is: 489,697,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,272,002.10 : 489,697,439.10 = 349,272,002.10 : x
  2. Step 2: Convert to fraction form
    349,272,002.10/489,697,439.10 = 349,272,002.10/x
  3. Step 3: Cross multiply
    349,272,002.10x = 489,697,439.10 × 349,272,002.10
  4. Step 4: Simplify right side
    349,272,002.10x = 171,037,604,977,699,840
  5. Step 5: Solve for x
    x = 171,037,604,977,699,840/349,272,002.10
  6. Step 6: Final answer
    x = 489,697,439.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.